CN203076927U - Hydraulic clamping device - Google Patents
Hydraulic clamping device Download PDFInfo
- Publication number
- CN203076927U CN203076927U CN 201220517186 CN201220517186U CN203076927U CN 203076927 U CN203076927 U CN 203076927U CN 201220517186 CN201220517186 CN 201220517186 CN 201220517186 U CN201220517186 U CN 201220517186U CN 203076927 U CN203076927 U CN 203076927U
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- CN
- China
- Prior art keywords
- claw beam
- hydraulic cylinder
- going
- frame
- slip claw
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a hydraulic clamping device including a frame. A down-pressing slide clamp rod, a down-pressing hydraulic cylinder, an up-ejecting slide clamp rod and an up-ejecting hydraulic cylinder are arranged in the frame. An adjusting screw rod is connected on the down-pressing slide clamp rod, a down-pressing block is connected on the adjusting screw rod, a first pin shaft is connected on the down-pressing hydraulic cylinder, a first connecting rod and a second connecting rod are hinged to the first pin shaft, a second pin shaft is cooperatively arranged on the second connecting rod, the second pin shaft is fixed on the frame, a third pin shaft is connected on the first connecting rod, an upper clamp rod ear is arranged on the third pin shaft, the other end of the upper clamp rod ear is fixedly connected on the down-pressing slide clamp rod, one end of the up-ejecting hydraulic cylinder is provided with an inclined block, the inclined block is arranged on a horizontal slide rail, the up-ejecting slide clamp rod is connected with an up-ejecting block, and the up-ejecting slide clamp rod is arranged on the inclined block. Accordingly, the hydraulic clamping device provided, being simple in structure, can improve the clamping accuracy and can prevent the reference surface of a workpiece to be clamped from drifting.
Description
Technical field
The utility model relates to field of machining, particularly relates to a kind of hydraulic clamp of adjusting benchmark naturally.
Background technology
Existing clamping device is because clamping force is big, in clamping process,, stressed bigger being very easy to drift about owing to causing the workpiece datum level, if clamping force is too small, then workpiece the moving and vibrations of string might occur and cause substandard products to occur in process, influence working (machining) efficiency, can cause economic loss enterprise.Therefore, need to propose a kind of clamping accuracy height, and in clamping process, can not cause workpiece datum level drift nature to adjust the clamping device of benchmark.
Summary of the invention
The technical problem that the utility model mainly solves provides a kind of hydraulic clamp, can improve clamping accuracy, and is simple in structure, can effectively prevent the datum level drift of clamped workpiece.
For solving the problems of the technologies described above, the technical scheme that the utility model adopts is: a kind of hydraulic clamp is provided, comprise: frame, be provided with in the described frame and press down the slip claw beam, press down hydraulic cylinder, last top slip claw beam and last top hydraulic cylinder, described pressing down is connected with the adjusting leading screw on the slip claw beam, be connected with lower lock block on the described adjusting leading screw, described pressing down is connected with first bearing pin on the hydraulic cylinder, coordination hinge has first connecting rod and second connecting rod on described first bearing pin, be equipped with second bearing pin on the described second connecting rod, described second bearing pin is fixed on the frame, be connected with the 3rd bearing pin on the described first connecting rod, be connected with the claw beam ear on described the 3rd bearing pin, the described other end of going up the claw beam ear is fixedly connected on and presses down on the slip claw beam, and described top hydraulic cylinder one end of going up is provided with skewback, and described skewback is arranged on the horizontal slide rail, described going up on the top slip claw beam is connected with jacking block, and the described top slip claw beam of going up is arranged on the skewback.
In preferred embodiment of the utility model, described adjusting leading screw is equipped with on the anchoring filament female seat, and described adjusting screw mandrel passes the anchoring filament female seat and is connected with lower lock block.
In preferred embodiment of the utility model, described upward top hydraulic cylinder and horizontal slide rail are arranged on the frame bottom, and described horizontal slide rail is fixedly connected on the frame.
In preferred embodiment of the utility model, described going up on the hydraulic cylinder of top is equipped with hydraulic cylinder aligning contiguous block, and the described top hydraulic cylinder of going up drives skewback by hydraulic cylinder aligning contiguous block.
In preferred embodiment of the utility model, the two sides of described skewback is provided with T type chute, and the described top slip claw beam bottom of going up is provided with T shape slide rail, and the described inclination T shape slide rail of going up top slip claw beam matches with the inclination T type chute of skewback.
In preferred embodiment of the utility model, describedly press down the slip claw beam and last top slip claw beam contacts.
In preferred embodiment of the utility model, first shrouding and second shrouding are installed on the described frame.
The beneficial effects of the utility model are: the utility model hydraulic clamp can improve clamping accuracy, and is simple in structure, can effectively prevent the datum level drift of clamped workpiece.
Description of drawings
Fig. 1 is the structural representation of the utility model hydraulic clamp one preferred embodiment;
Fig. 2 be shown in the left view of hydraulic clamp;
Fig. 3 be shown in the vertical view of hydraulic clamp;
Fig. 4 is the G-G sectional structure enlarged diagram of hydraulic clamp shown in Figure 1;
Fig. 5 is the A-A sectional structure enlarged diagram of hydraulic clamp shown in Figure 2;
The mark of each parts is as follows in the accompanying drawing: 1, frame, 2, press down the slip claw beam, 3, press down hydraulic cylinder, 4, on push up the slip claw beam, 5, go up the top hydraulic cylinder, 6, regulate leading screw, 7, lower lock block, 8, first bearing pin, 9, first connecting rod, 10, second connecting rod, 11, second bearing pin, 12, the 3rd bearing pin, 13, go up the claw beam ear, 14, skewback, 15, horizontal slide rail, 16, go up jacking block, 17, the anchoring filament female seat, 19, hydraulic cylinder aligning contiguous block, 20, first shrouding, 21, second shrouding.
The specific embodiment
Below in conjunction with accompanying drawing preferred embodiment of the present utility model is described in detail, thereby protection domain of the present utility model is made more explicit defining so that advantage of the present utility model and feature can be easier to be it will be appreciated by those skilled in the art that.
See also Fig. 1 to Fig. 5, a kind of hydraulic clamp, comprise: frame 1, be provided with in the described frame and press down slip claw beam 2, described pressing down is connected with adjusting leading screw 6 on the slip claw beam 2, be connected with lower lock block 7 on the described adjusting leading screw 6, described adjusting leading screw 6 is equipped with on anchoring filament female seat 17, described adjusting screw mandrel 6 passes anchoring filament female seat 17 and is connected with lower lock block 7, be connected with sliding nut (not marking among the figure) on the described lower lock block 7, adjust and press down fast 7 position by regulating leading screw 6, the position of lower lock block 7 is fixed by sliding nut (not marking among the figure).
Be provided with in the described frame 1 and press down hydraulic cylinder 3, described pressing down is connected with first bearing pin 8 on the hydraulic cylinder 3, coordination hinge has first connecting rod 9 and second connecting rod 10 on described first bearing pin 8, be equipped with second bearing pin 11 on the described second connecting rod 10, described second bearing pin 11 is fixed on the frame 1, be connected with the 3rd bearing pin 12 on the described first connecting rod 9, be connected with claw beam ear 13 on described the 3rd bearing pin 12, the described other end of going up claw beam ear 13 is fixedly connected on and presses down on the slip claw beam 2.
In addition, also be provided with top hydraulic cylinder 5 in the described frame 1, described top hydraulic cylinder 5 one ends of going up are provided with skewback 14, described going up on the top hydraulic cylinder 5 is equipped with hydraulic cylinder aligning contiguous block 19, the described top hydraulic cylinder 5 of going up drives skewback 14 by hydraulic cylinder aligning contiguous block 19, described skewback 14 is arranged on the horizontal slide rail 15, be connected with jacking block 16 on the last top slip claw beam 4, the described top slip claw beam 4 of going up is arranged on the skewback 14, described upward top hydraulic cylinder 5 and horizontal slide rail 15 are arranged on frame 1 bottom, described horizontal slide rail 15 is fixedly connected on the frame 1, the two sides of described skewback 14 is provided with T type chute, described top slip claw beam 4 bottoms of going up are provided with T shape slide rail, the described inclination T shape slide rail of going up top slip claw beam 4 matches with the inclination T type chute of skewback 14, last top hydraulic cylinder 5 drives hydraulic cylinder aligning contiguous block 19 and moves, hydraulic cylinder aligning contiguous block 19 drive skewbacks 14 move on horizontal slide rail 15 then, wedge 14 drives upward by inclination T shape chute, and top slip claw beam 4 lower tilt T shape slide rails move up and down top slip claw beam 4, thereby 16 pairs of workpiece of jacking block are realized holding out against in the drive, realize auto-lock function.
In addition, describedly press down slip claw beam 2 and last top slip claw beam 4 contacts.
In addition, first shrouding 22 and second shrouding, 21, the first shroudings 22 and second shrouding 21 are installed on the described frame 1 are installed in both sides, frame 1 front and back respectively, with frame 1 sealing.
The concrete operation principle of the utility model hydraulic clamp is as follows: the concrete operation principle of the utility model hydraulic clamp is as follows: go up top hydraulic cylinder 5 driving hydraulic cylinder aligning contiguous blocks 19 and move, hydraulic cylinder aligning contiguous block 19 drive skewbacks 14 move on horizontal slide rail 15 then, cooperate by skewback 14 inclination T-slots after the moving of skewback 14 and go up the top slip claw beam 4 T shape tilt slide that inclines and drive and go up top slip claw beam 4 and move up and down, last top slip claw beam 4 drives are gone up jacking block 16 and are moved, and being obstructed after last jacking block 16 holds out against with workpiece stops to move; Drive first bearing pin, 8 promotion first connecting rods 9 by pressing down hydraulic cylinder 3 then, thereby drive the 3rd bearing pin 12 that is connected with first connecting rod 9, last claw beam ear 13 on the 3rd bearing pin 12 promotes to press down slip claw beam 2 to lower slider, regulate leading screw 6 and move down, drive lower lock block 7 and move down Work-sheet pressing with pressing down slip claw beam 2.The pressure of last jacking block 16 has HYDRAULIC CONTROL SYSTEM, make it to guarantee that the workpiece datum level does not drift about, thus on push up slip claw beam 4 inclination T shape tilt slides and skewback 14 inclination T-slots the inclination angle all can provide powerful reaction force to resist the crunch of lower lock block 7 less than going up jacking block 16 from the locking angle.
Be different from prior art, the utility model hydraulic clamp is to be clamped by last top, the mode that presses down, and the clamping datum level of hydraulic clamp is adjusted naturally with the datum level of workpiece; Can improve the folder precision, simple in structure, can effectively prevent the datum level drift of clamped workpiece.
The above only is embodiment of the present utility model; be not so limit claim of the present utility model; every equivalent structure or equivalent flow process conversion that utilizes the utility model specification and accompanying drawing content to be done; or directly or indirectly be used in other relevant technical fields, all in like manner be included in the scope of patent protection of the present utility model.
Claims (8)
1. hydraulic clamp, it is characterized in that, comprise: frame, be provided with in the described frame and press down the slip claw beam, press down hydraulic cylinder, last top slip claw beam and last top hydraulic cylinder, described pressing down is connected with the adjusting leading screw on the slip claw beam, be connected with lower lock block on the described adjusting leading screw, described pressing down is connected with first bearing pin on the hydraulic cylinder, coordination hinge has first connecting rod and second connecting rod on described first bearing pin, be equipped with second bearing pin on the described second connecting rod, described second bearing pin is fixed on the frame, be connected with the 3rd bearing pin on the described first connecting rod, be connected with the claw beam ear on described the 3rd bearing pin, the described other end of going up the claw beam ear is fixedly connected on and presses down on the slip claw beam, and described top hydraulic cylinder one end of going up is provided with skewback, and described skewback is arranged on the horizontal slide rail, described going up on the top slip claw beam is connected with jacking block, and the described top slip claw beam of going up is arranged on the skewback.
2. hydraulic clamp according to claim 1 is characterized in that, described adjusting leading screw is equipped with on the anchoring filament female seat, and described adjusting screw mandrel passes the anchoring filament female seat and is connected with lower lock block.
3. hydraulic clamp according to claim 1 is characterized in that, is connected with sliding nut on the described lower lock block.
4. hydraulic clamp according to claim 1 is characterized in that, described upward top hydraulic cylinder and horizontal slide rail are arranged on the frame bottom, and described horizontal slide rail is fixedly connected on the frame.
5. hydraulic clamp according to claim 1 is characterized in that, described going up on the hydraulic cylinder of top is equipped with hydraulic cylinder aligning contiguous block, and the described top hydraulic cylinder of going up drives skewback by hydraulic cylinder aligning contiguous block.
6. hydraulic clamp according to claim 1, it is characterized in that, the two sides of described skewback is provided with T type chute, and the described top slip claw beam bottom of going up is provided with T shape slide rail, and the described inclination T shape slide rail of going up top slip claw beam matches with the inclination T type chute of skewback.
7. hydraulic clamp according to claim 1 is characterized in that, describedly presses down the slip claw beam and last top slip claw beam contacts.
8. hydraulic clamp according to claim 1 is characterized in that, first shrouding and second shrouding are installed on the described frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220517186 CN203076927U (en) | 2012-10-10 | 2012-10-10 | Hydraulic clamping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220517186 CN203076927U (en) | 2012-10-10 | 2012-10-10 | Hydraulic clamping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203076927U true CN203076927U (en) | 2013-07-24 |
Family
ID=48822802
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220517186 Expired - Fee Related CN203076927U (en) | 2012-10-10 | 2012-10-10 | Hydraulic clamping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203076927U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109940464A (en) * | 2019-02-26 | 2019-06-28 | 西南大学 | A kind of angular identification device of Full-automatic disc part |
-
2012
- 2012-10-10 CN CN 201220517186 patent/CN203076927U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109940464A (en) * | 2019-02-26 | 2019-06-28 | 西南大学 | A kind of angular identification device of Full-automatic disc part |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130724 Termination date: 20151010 |
|
| EXPY | Termination of patent right or utility model |